package com.gdit.zax.servletjsp;

import java.io.IOException;
import java.sql.Connection;
import java.util.ArrayList;
import java.util.List;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.gdit.zax.Constant;
import com.gdit.zax.dao.GroupDao;
import com.gdit.zax.dao.UserDao;
import com.gdit.zax.entitys.GroupAll;
import com.gdit.zax.entitys.UserInfo;
import com.gdit.zax.factory.DAOFactory;
import com.gdit.zax.utils.DBUtil;
import com.gdit.zax.utils.Repost;
import com.gdit.zax.utils.TextUtil;
import com.gdit.zax.utils.webUtil;

public class AdmStudent extends HttpServlet {
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		this.doPost(request, response);
	}
	
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		//变量准备
		String token = webUtil.getCookie(request, "LoginCookie");
		int onepagecount = TextUtil.String2int(request.getParameter("onepagecount"), 10);
		int page = TextUtil.String2int(request.getParameter("page"), 1);
		
		//数据库，权限检测
		Connection conn = DBUtil.getConnection();
		if (conn==null) {
			Repost.dberror(request,response);
			return;
		}
		
		DAOFactory dao = DAOFactory.init(conn,request,response);
		UserDao udao = dao.getUserDao();
		UserInfo uinfo = udao.getInfo(Constant.LOGINTYPE_WEB, token);
		if (uinfo==null) {
			Repost.nologin(response);
			return;
		}
		if (uinfo.getUlevel() < Constant.ULEVEL_teacher) {
			Repost.message("你还没有权限!", request, response);
		}
		
		//开始
		GroupDao gdao = dao.getGroupDao();
		List<GroupAll> groups = gdao.getMyGroup(uinfo.getId(), 1, 1000);
		ArrayList<GroupAll> outlist = new ArrayList<GroupAll>();
		for (GroupAll group:groups) {
			outlist.addAll(gdao.listGroupSub(group.getT_group_id(), page, onepagecount));
		}
		request.setAttribute("data", outlist);
		Repost.success("admstudent.jsp", request, response);
		
	}

}
